// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
// Distributed under the MIT License (http://opensource.org/licenses/MIT)

#pragma once

#ifndef SPDLOG_HEADER_ONLY
#include <spdlog/common.h>
#endif

#include <algorithm>
#include <iterator>

namespace spdlog {
namespace level {

#if __cplusplus >= 201703L
    constexpr
#endif
        static string_view_t level_string_views[] SPDLOG_LEVEL_NAMES;

    static const char* short_level_names[] SPDLOG_SHORT_LEVEL_NAMES;

    SPDLOG_INLINE const string_view_t& to_string_view(spdlog::level::level_enum l) SPDLOG_NOEXCEPT { return level_string_views[l]; }

    SPDLOG_INLINE const char* to_short_c_str(spdlog::level::level_enum l) SPDLOG_NOEXCEPT { return short_level_names[l]; }

    SPDLOG_INLINE spdlog::level::level_enum from_str(const std::string& name) SPDLOG_NOEXCEPT
    {
        auto it = std::find(std::begin(level_string_views), std::end(level_string_views), name);
        if (it != std::end(level_string_views))
            return static_cast<level::level_enum>(std::distance(std::begin(level_string_views), it));

        // check also for "warn" and "err" before giving up..
        if (name == "warn")
        {
            return level::warn;
        }
        if (name == "err")
        {
            return level::err;
        }
        return level::off;
    }
}  // namespace level

SPDLOG_INLINE spdlog_ex::spdlog_ex(std::string msg) : msg_(std::move(msg)) {}

SPDLOG_INLINE spdlog_ex::spdlog_ex(const std::string& msg, int last_errno)
{
#ifdef SPDLOG_USE_STD_FORMAT
    msg_ = std::system_error(std::error_code(last_errno, std::generic_category()), msg).what();
#else
    memory_buf_t outbuf;
    fmt::format_system_error(outbuf, last_errno, msg.c_str());
    msg_ = fmt::to_string(outbuf);
#endif
}

SPDLOG_INLINE const char* spdlog_ex::what() const SPDLOG_NOEXCEPT { return msg_.c_str(); }

SPDLOG_INLINE void throw_spdlog_ex(const std::string& msg, int last_errno) { SPDLOG_THROW(spdlog_ex(msg, last_errno)); }

SPDLOG_INLINE void throw_spdlog_ex(std::string msg) { SPDLOG_THROW(spdlog_ex(std::move(msg))); }

}  // namespace spdlog
